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The intermediate amplifier is designed to amplification the signals of GLONASS and GPS satellite ranges L1/L2 with the antenna unit. The amplifier is also performs transit of signals RTCM and power voltage. It is used to compensate for the attenuation in the RF cables.
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Intermediate amplifier
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Application
Communication equipment, testing laboratories, etc.
Design features
Amplifier housing is made of aluminum alloys.
The construction is tight.
Specifications and operating conditions
| Parameter |
Value |
Frequency ranges:
- L1, MHz
- L2, MHz
- beacon, kHz |
from 1570 to 1610
from 1235 to 1257
from 283,5 to 325,0
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Gain, dB:
- L1 (1593±8) MHz
- L2 (1245±8) MHz |
23±2,0
22±2,0
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| The unevenness in the range of operating frequencies no more, dB |
0,7 |
| Loss at beacon no more, dB |
2 |
| Noise at L1 and L2 no more, dB |
3,0 |
| Input VSWR at L1 and L2 no more |
2,0 |
| Output VSWR at L1 and L2 no more |
2,0 |
| Current no more, mA |
26 |
| Supply, V |
from 10,0 to 12,6 |
| Group of operating conditions |
ОТТ 6.1.1 91, ВШХ-90,
ГОСТ РВ 20.39.304-98 |
Operation conditions:
- operation temperature, °C
- short time operation temperature, °C
- storage temperature, °C |
from -60 to +55
70
from – 65 to +85
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| Mass no more, kg |
0,10 ±0,01 |
| Dimensions mm×mm×mm |
96×35×18 |
| Connectors |
socket TNC |
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